C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
260/319
C07D 209/04 (2006.01)
Patent
CA 1149396
SPECIFICATION Title of the Invention Process for the Preparation of Indole and Derivatives Thereof Abstract of the Disclosure A process for the preparation of indole and derivatives thereof which comprises reacting an aniline with a 1,2-glycol in the vapor phase, the liquid phase or a mixed vapor-liquid phase. Various solid acids, metals and activated carbon can be used as catalysts for this reaction. The present invention makes it possible to prepare indole and derivatives thereof in a single step by using inexpensive compounds as the starting materials.
375857
Kato Takazo
Matsuda Fujio
Mitsui Chemicals Inc.
Sim & Mcburney
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